Finding the Fourth Proportional to 26,228,375.62, 36,201,646.29 and 17,869,577.78
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Solution
The fourth proportional to 26,228,375.62, 36,201,646.29 and 17,869,577.78 is: 24,664,437.62
Step by Step Solution
- Step 1: Write the proportion equation
26,228,375.62 : 36,201,646.29 = 17,869,577.78 : x - Step 2: Convert to fraction form
26,228,375.62/36,201,646.29 = 17,869,577.78/x - Step 3: Cross multiply
26,228,375.62x = 36,201,646.29 × 17,869,577.78 - Step 4: Simplify right side
26,228,375.62x = 646,908,134,300,718.50 - Step 5: Solve for x
x = 646,908,134,300,718.50/26,228,375.62 - Step 6: Final answer
x = 24,664,437.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.